:root {
  --body-bg-color: #ffffff;
  --body-text-color: #161515;
  --heading-color: #7a6e6e;
  --hero-gradient1: #aea3a3;
  --hero-gradient2: #ffffff;
  --footer-bg-color: #0F283E;
  --link-color: #0f0f10;
  --header-bg-color: #cee0e317;
  --font-family: Monaco, 'Menlo', monospace;
  --nav-link-color: #f5f3f0;
  --footer-text-color: #ffffff;
  --header-text-color: #ffffff;
}
html {
  overflow-x: hidden;
}
body {
  background-image: url('/images/mau.png');
  background-repeat: no-repeat;  
  background-size: cover;          
  background-position: center;       
  background-attachment: fixed;     
  font-family: var(--font-family);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  color: var(--body-text-color) !important;
}
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(100, 100, 97, 0.164); 
  z-index: -1;
  backdrop-filter: blur(2px);
}
h1 {
    font-size: clamp(2rem, 4vw, 3rem) !important; 
    font-weight: 900; 
    font-family: 'Poppins', 'Montserrat', 'Arial Black', sans-serif; 
    color: #FCE4CC; 
    text-shadow: 
        2px 2px 5px rgba(0,0,0,0.3), 
        0 0 10px rgba(255,255,255,0.5); 
    letter-spacing: 2px; 
    line-height: 1.2;
    text-transform: uppercase; 
    background: linear-gradient(90deg, #ffffff, #FFFFFF); 
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    transition: all 0.3s ease;
}
h1:hover {
    transform: scale(1.05);
    text-shadow: 
        3px 3px 8px rgba(0,0,0,0.5), 
        0 0 15px rgba(255,255,255,0.8);
    cursor: default;
}
h2 {
    font-size: 32px;
    font-weight: 700;
    color: #ffffff;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding-bottom: 12px;
    margin-bottom: 25px;
    position: relative;
    display: inline-block;
}
h2::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 60%;
    height: 4px;
    background: #A78E00;
    border-radius: 4px;
    box-shadow: 0 0 10px rgba(167,142,0,0.7);
    animation: glowLine 3s infinite ease-in-out;
}
h2::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 140%;
    height: 160%;
    background: radial-gradient(circle, rgba(167,142,0,0.15), transparent 70%);
    transform: translate(-50%, -50%);
    z-index: -1;
}
h3 {
    font-size: clamp(1.4rem, 3vw, 1.7rem) !important;
}
p {
  margin-bottom: 0.5rem !important;
}
  section {
  padding: 15px 0;
  scroll-margin-top: 70px;
}
h2, h3 {
  color: var(--heading-color) !important;
}
.content-area a {
  color: #e1d52c;
  text-decoration: none !important;
}
.content-area a:hover {
  color: var(--link-color) !important;
  opacity: 0.8;
}
  .sidebar-page-list {
  padding: 0;
  margin: 0;
  margin-bottom: 17px;
  width: 279px;
}
.sidebar-page-list li {
  list-style-type: disc;
  list-style-position: inside;
  color: var(--heading-color);
}
.sidebar-page-list li::marker {
  color: var(--link-color);
  font-size: 1.2em;
}
.sidebar-page-list li:last-child {
  border-bottom: none;
}
.sidebar-page-list li a {
  padding: 12px 0;
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s ease;
  position: relative;
  color: var(--link-color);
}
.sidebar-page-list li a:hover {
  padding-left: 11px;
}
  .twitter-tweet {
  width: 279px !important;
}
.x {
  display: flex;
  justify-content: center;
}
.error_page {
  min-height: 70vh;
}
  .footer {
  background-color: var(--footer-bg-color);
  color: var(--footer-text-color);
}
.footer a {
  text-decoration: none;
  color: whitesmoke !important;
}
.footer a:hover {
  color: var(--link-color) !important;
  opacity: 0.8;
}
  .footer img {
        filter: brightness(0) invert(1);
      }
 .navbar {
  background-color: var(--header-bg-color) !important;
}
.hero-section {
 padding: 155px 0 45px 0;
  position: relative;
  overflow: hidden;
  color: var(--header-text-color);
}
  .hero-section.with-bg {
  background-image: url('/images/toan-canh-bg.webp');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}
.hero-section.with-bg::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(0, 0, 0, 0.315));
  opacity: 0.5;
  z-index: 1;
}
.hero-section .container {
  position: relative;
  z-index: 2;
}
  .navbar-light .navbar-nav .nav-link {
    color: var(--nav-link-color, #141414) !important;
  }
  .navbar-light .navbar-nav .nav-link.active {
  color: #ffffff !important;
  font-weight: bold;
}
@media (max-width: 1199.98px) {
  .navbar-collapse {
    position: fixed;
    top: 61px;
    left: 15px;
    right: 15px;
    background-color: color-mix(in srgb, var(--header-bg-color) 65%, transparent);
    backdrop-filter: blur(12px);
    border-radius: 12px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
    z-index: 9999;
    padding: 15px;
    margin: 0;
  }
  .navbar-nav {
    width: 100%;
  }
  .navbar-nav .nav-item {
    margin: 7px 0;
  }
  .navbar-nav .nav-item:hover {
    transform: translateY(-1px);
  }
  .navbar-nav .nav-link {
    font-size: 1.2rem;
    font-weight: 500;
    text-decoration: none;
    display: block;
    padding: 0;
  }
  .navbar-toggler {
    z-index: 10000;
    position: relative;
    border: var(--bs-border-width) solid var(--nav-link-color, #141414) !important;
  }
}
.custom-dropdown {
  border: 0;
  box-shadow: 0 10px 40px rgba(0, 0, 0, .15);
  border-radius: 12px;
  padding: .5rem 0;
  margin-top: .5rem;
  min-width: 220px;
  background: color-mix(in srgb, var(--header-bg-color) 65%, transparent) !important;
  backdrop-filter: blur(12px)
}
.custom-dropdown .dropdown-item {
  padding: .75rem 1.5rem;
  transition: all .3s ease;
  color: var(--nav-link-color, #141414) !important;
  font-weight: 500;
  border-radius: 0;
  text-wrap: wrap
}
.custom-dropdown .dropdown-item:hover {
  color: #fff;
  background: color-mix(in srgb, var(--header-bg-color) 95%, transparent) !important;
}
.nav-item.dropdown > .nav-link {
  display: flex;
  align-items: center;
}
.nav-item.dropdown > .nav-link .arrow {
  margin-left: auto; 
  border: solid black;
  border-width: 0 2px 2px 0;
  padding: 3px;
  transform: rotate(45deg);
  transition: transform 0.25s;
}
.dropdown.open .arrow {
  transform: rotate(-135deg);
}
.dropdown-menu {
  display: none;
}
.dropdown.open .dropdown-menu {
  display: block;
}
@media (min-width: 1200px) {
  .nav-item.dropdown > .nav-link .arrow {
    margin-left: 7px;
  }
}
.floating-rounded-navbar {
  background-color: var(--header-bg-color) !important;
  position: absolute !important;
  top: 15px !important;
  left: 7px !important;
  right: 7px !important;
  width: calc(100% - 11px) !important;
  z-index: 2000;
  border-radius: 21px;
  transition: all 0.3s ease;
}
@media (max-width: 1199.98px) {
  .floating-rounded-navbar .navbar-collapse {
    top: 85px !important;
  }
}
.navbar-brand {
  margin-right: 0 !important;
}
    .contact-container {
  width: 500px;
  margin: 100px auto 35px;
  padding: 15px 21px;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0px 2px 8px rgba(0, 0, 0, 0.1);
  color: black !important;
}
@media screen and (max-width: 768px) {
  .contact-container {
    width: 100%;
    padding: 15px;
  }
}
.contact-header {
  text-align: center;
  margin-bottom: 20px;
}
.contact-header i {
  font-size: 2rem;
  color: #0d6efd;
  margin-bottom: 10px;
}
.email-link {
  display: block;
  margin-top: 15px;
  text-align: center;
  font-weight: bold;
  color: #0d6efd;
  text-decoration: none;
}
.section-wallets {
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.363), rgba(0, 0, 0, 0.5)), url('/images/toan-canh-bg.webp');
    background-position: center;
    background-size: cover;
    color: #fff;
    padding: 60px 30px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    text-align: center;
    margin-top: 40px;
    border: 1px solid #2c3e50;
}
.section-wallets h2 {
    color: #c7c6c6!important; 
    font-family: 'Arial', sans-serif;
    letter-spacing: 2px;
    position: relative;
    display: inline-block;
}
.section-wallets h2::after {
    content: "";
    position: absolute;
    width: 100%;
    height: 3px;
    background-color: #e7e4e4;
    bottom: -8px;
    left: 0;
}
.section-wallets p {
    color: #ddd;
    line-height: 1.6;
    margin-bottom: 30px;
}
.section-wallets h3 {
    color: #ffffff!important; 
    padding: 10px;
    border-radius: 5px;
    margin-bottom: 20px;
    display: inline-block;
    text-transform: capitalize;
    font-family: 'Helvetica Neue', sans-serif;
    letter-spacing: 1px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}
.section-wallets h3:hover {
    background-color: #2c3e50; 
    color: #fff;
    transform: scale(1.05);
}
.section-wallets ul {
    list-style-type: none;
    padding-left: 0;
    margin-bottom: 20px;
}
.section-wallets ul li {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
    color: #dadada; 
}
.section-wallets ul li::before {
    content: "✔"; 
    font-size: 1.5rem;
    color: #e2e2e2; 
    margin-right: 10px;
    transition: color 0.3s ease;
}
.section-wallets ul li:hover::before {
    color: #ebebeb; 
}
@media (max-width: 768px) {
    .section-wallets {
        padding: 40px 20px;
    }
    .section-wallets h2 {
        font-size: 2rem;
    }
    .section-wallets h3 {
        font-size: 1.4rem;
    }
    .section-wallets ul li {
        font-size: 1rem;
    }
}
.styled-section {
    background: #0F283E;
    padding: 40px 20px;
    color: #ffffff;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 28px rgba(0,0,0,0.35);
    border: 2px solid rgba(167, 142, 0, 0.4);
}
.styled-section::before {
    content: "";
    position: absolute;
    top: 0;
    left: -30%;
    width: 160%;
    height: 5px;
    background: linear-gradient(90deg, transparent, #A78E00, transparent);
    animation: goldLine 6s infinite linear;
}
.styled-section::after {
    content: "";
    position: absolute;
    bottom: 0;
    right: -30%;
    width: 160%;
    height: 5px;
    background: linear-gradient(90deg, transparent, #A78E00, transparent);
    animation: goldLine 7s infinite linear reverse;
}
@keyframes goldLine {
    0% { transform: translateX(0); }
    100% { transform: translateX(-40%); }
}
.styled-list {
    list-style: none;
    margin: 25px 0;
    padding: 0;
}
.styled-list li {
    background: rgba(15, 40, 62, 0.7); 
    border-left: 5px solid #A78E00;    
    padding: 15px 20px 15px 25px;
    margin-bottom: 15px;
    border-radius: 12px;
    color: #ffffff;
    font-size: 17px;
    box-shadow: 0 6px 18px rgba(0,0,0,0.35);
    position: relative;
    overflow: hidden;
    transition: 0.3s ease;
}
.styled-list li::before {
    content: "";
    position: absolute;
    top: 0;
    right: -60px;
    width: 120px;
    height: 100%;
    background: radial-gradient(circle, rgba(167,142,0,0.25), transparent 70%);
    opacity: 0;
    transition: 0.4s ease;
}
.styled-list li:hover {
    background: rgba(15, 40, 62, 0.9);
    transform: translateY(-3px);
}
.styled-list li:hover::before {
    opacity: 1;
    right: -20px;
}
.newsletter {
    background: #0F283E;
    padding: 40px 30px;
    border-radius: 18px;
    color: #ffffff;
    max-width: 400px;
    text-align: center;
    box-shadow: 0 8px 25px rgba(0,0,0,0.35);
    font-family: 'Poppins', sans-serif;
}
.newsletter h2 {
    font-size: 24px;
    margin-bottom: 15px;
    color: #A78E00;
}
.newsletter p {
    font-size: 16px;
    margin-bottom: 25px;
}
.newsletter input[type="email"] {
    width: 80%;
    padding: 12px 10px;
    border-radius: 10px;
    border: none;
    margin-bottom: 20px;
    font-size: 16px;
    outline: none;
}
.newsletter button {
    padding: 12px 25px;
    border-radius: 10px;
    border: none;
    background: #A78E00;
    color: #0F283E;
    font-weight: 600;
    font-size: 16px;
    cursor: not-allowed; 
    transition: 0.3s ease;
}
.newsletter button:hover {
    background: #8c7300;
}
.section-two {
    background: #0F283E;
    padding: 60px 25px;
    border-radius: 22px;
    box-shadow: 0 12px 35px rgba(0,0,0,0.45);
    color: #ffffff;
    position: relative;
    overflow: hidden;
}
.section-two::before {
    content: "";
    position: absolute;
    top: -120px;
    right: -120px;
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, rgba(167,142,0,0.25), transparent 70%);
    filter: blur(5px);
    border-radius: 50%;
    z-index: 0;
}
.section-two h2 {
    font-size: 34px;
    font-weight: 800;
    text-transform: uppercase;
    color: #A78E00;
    margin-bottom: 45px;
    text-align: center;
    position: relative;
}
.section-two h2::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: -12px;
    transform: translateX(-50%);
    width: 90px;
    height: 4px;
    background: #A78E00;
    border-radius: 5px;
    box-shadow: 0 0 12px rgba(167,142,0,0.7);
}
.section-two .card {
    background: rgba(255,255,255,0.07);
    border: none;
    border-radius: 18px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0,0,0,0.3);
    transition: transform 0.35s ease, box-shadow 0.35s ease;
    z-index: 1;
}
.section-two .card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.45);
}
.section-two img {
    border-top-left-radius: 18px;
    border-top-right-radius: 18px;
    object-fit: cover;
}
.section-two .card-body {
    padding: 20px;
}
.section-two .card-title a {
    text-decoration: none;
    color: #A78E00!important;
    font-size: 20px;
    font-weight: 700;
    transition: 0.3s ease;
}
.section-two .card-title a:hover {
    color: #c6a800;
}
.section-two .card-text {
    color: #ffffff;
    opacity: 0.85;
    font-size: 15.5px;
    margin-top: 10px;
}
.custom-section {
    background: linear-gradient(180deg, #0B2F20 0%, #073018 100%);
    color: #fff;
    padding: 60px 20px;
    border-radius: 20px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 18px 50px rgba(2,10,22,0.7);
    font-family: "Poppins", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
}
.custom-section::before,
.custom-section::after {
    content: "";
    position: absolute;
    width: 200%;
    height: 2px;
    background: linear-gradient(90deg, rgba(167, 142, 0, 0.637) 0%, rgba(167, 142, 0, 0.527) 50%, rgba(167,142,0,0.4) 100%);
    animation: moveLine 6s linear infinite;
    pointer-events: none;
    top: 30%;
}
.custom-section::after {
    top: 70%;
    animation-delay: 3s;
}
@keyframes moveLine {
    0% {
        transform: translateX(-50%);
    }
    100% {
        transform: translateX(50%);
    }
}
.custom-section h2,
.custom-section .section-title {
    color:  #e9c65e!important;
    font-size: clamp(22px, 3.2vw, 36px);
    margin: 0 0 18px 0;
    font-weight: 800;
    letter-spacing: 1px;
    display: inline-block;
    position: relative;
    z-index: 1;
}
.custom-section h2::before {
    content: "";
    position: absolute;
    left: 50%;
    top: 48%;
    transform: translate(-50%, -50%);
    width: 220%;
    height: 160%;
    background: radial-gradient(circle, rgba(167,142,0,0.12), transparent 45%);
    filter: blur(10px);
    z-index: -1;
}
.custom-section h3 {
    color: #fff;
    font-size: 18px;
    margin: 0 0 10px 0;
    font-weight: 700;
}
.custom-section p {
    color: rgba(255,255,255,0.92);
    font-size: 15.5px;
    line-height: 1.6;
    margin-bottom: 16px;
}
.custom-section .card {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(167,142,0,0.06);
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(2,10,22,0.5);
    transition: transform .35s ease, box-shadow .35s ease;
}
.custom-section .card:hover {
    transform: translateY(-8px);
    box-shadow: 0 22px 48px rgba(2,10,22,0.7);
}
.custom-section .card img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    aspect-ratio: 16/9;
}
.custom-section .btn,
.custom-section button {
    display: inline-block;
    background: linear-gradient(180deg, #A78E00, #8C7000);
    color: #0B2F20;
    padding: 10px 18px;
    border-radius: 10px;
    border: none;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 8px 22px rgba(167,142,0,0.18), inset 0 -2px 0 rgba(0,0,0,0.06);
    transition: transform .18s ease, box-shadow .18s ease;
    text-decoration: none;
}
.custom-section .btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 14px 34px rgba(167,142,0,0.28);
}
.custom-section .meta {
    font-size: 13px;
    color: rgba(255,255,255,0.65);
}
@media (max-width: 768px) {
    .custom-section {
        padding: 34px 18px;
        border-radius: 14px;
    }
    .custom-section::before,
    .custom-section::after {
        width: 300%;
        top: 25%;
        animation-duration: 8s;
    }
}
.custom-section a {
    color: #88C417;
    text-decoration: none;
}
.custom-section a:focus,
.custom-section a:hover {
    text-decoration: underline;
    color: #B4E174;
}
.link-text {
    display: block; 
    width: fit-content; 
    padding: 10px 20px;
    margin-top: 12px; 
    background: linear-gradient(180deg, #A78E00, #8C7000); 
    color: #0B2F20; 
    font-weight: 700;
    border-radius: 12px;
    text-decoration: none;
    box-shadow: 0 6px 18px rgba(167,142,0,0.3), inset 0 -2px 0 rgba(0,0,0,0.05);
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
    cursor: pointer;
}
.link-text:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(167,142,0,0.4), inset 0 -2px 0 rgba(0,0,0,0.08);
    background: linear-gradient(180deg, #FFD966, #B78E00); 
    color: #073018; 
}
  .tw-container {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
  }
  .twitter-tweet {
    max-width: 100%;
    margin: 0 auto;
  }
.linking {
    background: linear-gradient(180deg, #0B2F20 0%, #073018 100%);
    padding: 30px 20px;
    border-radius: 16px;
    box-shadow: 0 12px 40px rgba(0,0,0,0.6);
    position: relative;
    overflow: hidden;
    color: #fff;
    font-family: "Poppins", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
}
.linking::before,
.linking::after {
    content: "";
    position: absolute;
    width: 200%;
    height: 2px;
    background: linear-gradient(90deg, rgba(167,142,0,0.4) 0%, rgba(167,142,0,0.1) 50%, rgba(167,142,0,0.4) 100%);
    animation: moveLine 6s linear infinite;
    pointer-events: none;
}
.linking::before { top: 20%; }
.linking::after { top: 80%; animation-delay: 3s; }
@keyframes moveLine {
    0% { transform: translateX(-50%); }
    100% { transform: translateX(50%); }
}
.linking h2 {
    color: #FFD966; 
    font-size: clamp(20px, 2.8vw, 32px);
    margin-bottom: 18px;
    font-weight: 800;
    position: relative;
    z-index: 1;
}
.linking .page-list {
    list-style: none;
    padding-left: 0;
    margin: 0;
}
.linking .page-list li {
    margin-bottom: 12px;
}
.linking .page-list li a {
    display: inline-block;
    padding: 8px 16px;
    background: linear-gradient(180deg, #A78E00, #8C7000);
    color: #0B2F20;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 600;
    box-shadow: 0 6px 18px rgba(167,142,0,0.25), inset 0 -2px 0 rgba(0,0,0,0.05);
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}
.linking .page-list li a:hover {
    transform: translateY(-2px);
    background: linear-gradient(180deg, #FFD966, #B78E00);
    color: #073018;
    box-shadow: 0 10px 24px rgba(167,142,0,0.4), inset 0 -2px 0 rgba(0,0,0,0.08);
}